Maintenance 7
BA TH412 * 06/2017 * 4512_7-1_Hinweise_en.fm
7-5
Information on batteries
• Batteries give off explosive gases.
➥ Avoid smoking, fire or open flames near batteries.
• Do not place any tools on batteries. Short-circuiting the
terminals produces sparks that ignite escaping battery
acid vapors.
• Battery acid is caustic. Avoid contact with the skin,
eyes, mouth and clothing.
➥ Wear protective equipment.
➥ In case of contact, immediately rinse the
contaminated part of the body with plenty of water
and seek medical attention.
• Always take off metal jewelry and watches before
performing work on the battery or the electrical
system.
• Dispose of old batteries in an environmentally friendly
manner and separately from other waste.
Information on the electrical system
• Always follow the correct sequence when discon-
necting the battery.
➥ To disconnect: First the negative terminal, and then
the positive terminal.
➥ To connect: First the positive terminal, and then the
negative terminal.
• Always operate and disconnect the battery master
switch before performing work on the electrical system
in which tools, spare parts, etc. can touch electrical
components or contacts.
• Operate and remove the battery master switch before
performing welding work.
After maintenance
• Once maintenance and inspection work is over, install
all protections again correctly.
• Only start the engine if no more work is performed on
the machine and there are no more persons in the
danger zone.
• Start the machine only from the operator seat.
• Once maintenance and inspection work is over,
perform a functional check of the machine.
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